Cloud seeds and ozone holes
New findings on the growth of ice clusters in Polar Stratospheric Clouds could help clarify the process of ozone depletion in the atmosphere.
Earth Sciences
Jul 30, 2012
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Page 8 - News tagged with oxide particles
'Metamaterials,' quantum dots show promise for new technologies
(Phys.org) -- Researchers are edging toward the creation of new optical technologies using "nanostructured metamaterials" capable of ultra-efficient transmission of light, with potential applications including advanced solar ...
Nanophysics
May 24, 2012
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Defects make catalysts perfect
There is now one less mystery in chemical production plants. For many decades industry has been producing methanol on a large scale from a mixture of carbon dioxide and carbon monoxide, as well as hydrogen. An international ...
Materials Science
Apr 26, 2012
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Copper iodide nanoparticles effective against 2009 pandemic H1N1 influenza virus
Copper-iodide nanoparticles have long-lasting antiviral activity against the 2009 pandemic H1N1 influenza virus, according to a paper in the February issue of the journal Applied and Environmental Microbiology.
Bio & Medicine
Feb 15, 2012
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Australians risking skin cancer to avoid nanoparticles
More than three in five Australians are concerned enough about the health implications of nanoparticles in sunscreens to want to know more about their impact. And while the initial scientific information released suggests ...
Bio & Medicine
Feb 9, 2012
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Air pollution levels from Deepwater Horizon spill similar to large urban area
(PhysOrg.com) -- The amount of air pollutants in the atmospheric plume generated by the Deepwater Horizon oil spill was similar to a large city according to a new NOAA-led study published today in a special issue of Proceedings ...
Environment
Dec 20, 2011
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Study probes potential link between cancer and a common chemical in consumer products
A study led by a group of Nanyang Technological University (NTU) researchers has found that a chemical commonly used in consumer products can potentially cause cancer.
Bio & Medicine
Nov 29, 2011
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Giant flakes make graphene oxide gel
(PhysOrg.com) -- Giant flakes of graphene oxide in water aggregate like a stack of pancakes, but infinitely thinner, and in the process gain characteristics that materials scientists may find delicious.
Nanomaterials
Oct 20, 2011
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Clean soot particle filters
The soot particle filters found on diesel vehicles are designed to ensure that no harmful particles make their way through the exhaust pipe. Often, though, the exhaust from newer-model engines is not hot enough to free the ...
Engineering
Oct 5, 2011
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Nanoparticles cause brain injury in fish
Scientists at the University of Plymouth have shown, for the first time in an animal, that nanoparticles have a detrimental effect on the brain and other parts of the central nervous system.
Bio & Medicine
Sep 19, 2011
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